<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>01初识Vue</title>
  <script src="../js/vue.js"></script>
</head>
<body>
  <div id="app">
    <h1>{{title}}</h1>
  </div>
  <script>
    // 1 安装 Vue devtool 扩展程序 https://www.jb51.net/article/278149.htm

    // 2 取消生产提示 https://blog.csdn.net/weixin_42566993/article/details/128323303
    Vue.config.productionTip = false

    new Vue({
      el: '#app',
      data: {
        title: 'hello world'
      }
    })
  </script>
</body>
</html>